12677854417199 has 4 divisors (see below), whose sum is σ = 12678968181936. Its totient is φ = 12676740652464.

The previous prime is 12677854417181. The next prime is 12677854417303. The reversal of 12677854417199 is 99171445877621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12677854417199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12677854417159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556865294 + ... + 556888059.

It is an arithmetic number, because the mean of its divisors is an integer number (3169742045484).

Almost surely, 2^{12677854417199} is an apocalyptic number.

12677854417199 is a deficient number, since it is larger than the sum of its proper divisors (1113764737).

12677854417199 is a wasteful number, since it uses less digits than its factorization.

12677854417199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113764736.

The product of its digits is 213373440, while the sum is 71.

The spelling of 12677854417199 in words is "twelve trillion, six hundred seventy-seven billion, eight hundred fifty-four million, four hundred seventeen thousand, one hundred ninety-nine".